单词 | lacrimal gland |
释义 | > as lemmaslacrimal gland lacrimal gland n. [compare post-classical Latin glandula lachrymalis (1649 or earlier), French glandule lacrymale (16th cent. in Paré as †glandule lachrymale ), both earliest in sense (a)] †(a) the lacrimal caruncle (obsolete); (b) any of the glands responsible for the secretion of tears, the largest of which is located in the upper outer (lateral) part of the orbit.The upper and lower eyelids and the conjunctival sac contain very small collections of glandular tissue known as accessory lacrimal glands; cf. Krause n. c. ΚΠ 1676 R. Wiseman Severall Chirurg. Treat. iv. vi. 328 (margin) Observat[ion] of an Excrescence upon the lacrymal Gland. 1698 W. Cowper Anat. Humane Bodies Table 11 sig. Fv/1 The Superior Lachrimal Gland. 1749 D. Hartley Observ. Man i. ii. 215 The Contraction of the Lacrymal Glands, whereby they are evacuated. 1835 Christian Examiner & Gen. Rev. Nov. 262 Mirth moves the diaphragm and the risorius muscle, and grief acts on the abdomen and lachrymal glands. 1919 Lancet 10 May 792/2 During the stage of surgical anæsthesia the lacrymal glands cease to secrete. 1933 E. Wolff Anat. Eye & Orbit iii. 113 The glands of Krause are accessory lacrimal glands occurring under the conjunctiva from the fornix to the convex border of the tarsus. 2007 Daily Tel. 17 Sept. 27/8 The cornea will dry out, prompting the lachrymal glands to overcompensate by producing an excess of tears. < as lemmas |
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